Pinacócito
Pinacócitos are cells of coating that form the pinacoderme in the sponges. They are polygonal in shape, thin, coriaceous and closely bound. The outer layer is composed of polygonal cells, pinacócitos, and among them are the porócitos, cells that present a pore or a channel, through which water enters with particles are encompassed by special cells, the coanócitos, that make up the inner layer of the sponges and lining the great hollow of the body. sevem to protect the sponge body ...